Save startup time to avoid double-sending static content

html/fileserver.go

@@ -8,16 +8,15 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
-	"time"
 
 	"github.com/Gleipnir-Technology/nidus-sync/config"
 	"github.com/go-chi/chi/v5"
 	"github.com/rs/zerolog/log"
 )
 
-// FileServer conveniently sets up a http.FileServer handler to serve
+// fileServer conveniently sets up a http.FileServer handler to serve
 // static files from a http.FileSystem.
-func FileServer(r chi.Router, path string, root http.FileSystem, embeddedFS embed.FS, embeddedPath string) {
+func fileServer(r chi.Router, path string, root http.FileSystem, embeddedFS embed.FS, embeddedPath string) {
 	if strings.ContainsAny(path, "{}*") {
 		panic("FileServer does not permit any URL parameters.")
 	}
@@ -68,7 +67,7 @@ func FileServer(r chi.Router, path string, root http.FileSystem, embeddedFS embe
 		crw := &customResponseWriter{ResponseWriter: w}
 
 		// Serve the file
-		http.ServeContent(crw, r, requestedPath, time.Time{}, fileToServe)
+		http.ServeContent(crw, r, requestedPath, startedTime, fileToServe)
 
 		// Close the file
 		fileToServe.Close()

html/html.go

@@ -2,8 +2,15 @@ package html
 
 import (
 	"net/http"
+	"time"
 )
 
 func RenderOrError(w http.ResponseWriter, template_name string, content interface{}) {
 	templates.renderOrError(w, template_name, content)
 }
+
+var startedTime time.Time
+
+func SetStartedTime() {
+	startedTime = time.Now()
+}

html/static.go

@@ -16,5 +16,5 @@ func AddStaticRoute(r chi.Router, path string) {
 	if localFS == "" {
 		localFS = http.Dir("./html/static")
 	}
-	FileServer(r, "/static", localFS, EmbeddedStaticFS, "static")
+	fileServer(r, "/static", localFS, EmbeddedStaticFS, "static")
 }

main.go

@@ -143,6 +143,7 @@ func main() {
 		log.Error().Err(err).Msg("Failed to start openAI client")
 		os.Exit(8)
 	}
+	http.SetStartedTime()
 	server := &http.Server{
 		Addr:    config.Bind,
 		Handler: r,